Membrane Filter Disc, Cellulose Nitrate (CN), 0.45µm Pore Size, 142mm Diameter, nonsterile, pk.50 Membrane Filter Disc, Cellulose Nitrate (CN), 0.45µm Pore Size, 142mm Diameter, nonsterile, pk.50
Membrane Filter Disc, Cellulose Nitrate (CN), 0.45µm Pore Size, 142mm Diameter, nonsterile, pk.50